643669812

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{10949}}^1$

素因数の和:11053

約数の個数: 72

約数和(自身を含む): 1721865600

約数和(自身を除く): 1078195788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 138, 142, 207, 213, 276, 284, 414, 426, 639, 828, 852, 1278, 1633, 2556, 3266, 4899, 6532, 9798, 10949, 14697, 19596, 21898, 29394, 32847, 43796, 58788, 65694, 98541, 131388, 197082, 251827, 394164, 503654, 755481, 777379, 1007308, 1510962, 1554758, 2266443, 2332137, 3021924, 3109516, 4532886, 4664274, 6996411, 9065772, 9328548, 13992822, 17879717, 27985644, 35759434, 53639151, 71518868, 107278302, 160917453, 214556604, 321834906, 643669812]

約数ペア:

[(1, 643669812), (2, 321834906), (3, 214556604), (4, 160917453), (6, 107278302), (9, 71518868), (12, 53639151), (18, 35759434), (23, 27985644), (36, 17879717), (46, 13992822), (69, 9328548), (71, 9065772), (92, 6996411), (138, 4664274), (142, 4532886), (207, 3109516), (213, 3021924), (276, 2332137), (284, 2266443), (414, 1554758), (426, 1510962), (639, 1007308), (828, 777379), (852, 755481), (1278, 503654), (1633, 394164), (2556, 251827), (3266, 197082), (4899, 131388), (6532, 98541), (9798, 65694), (10949, 58788), (14697, 43796), (19596, 32847), (21898, 29394)]